Hudson Rim sandstone. Clark has a letter from Bather in which is written the following: Coronocrinus is it al syn. for Sta. drocrinus. Cordylocrinus appears to occur in the District. Brachicrinus is part = Hepatocrinus. " Camvocrinus appears to be identical with Loflitthus which is the aunt of lepyphocrinus, & in Bohemia occurs in E1 and E2" Aspidocrinus the aunt. Pterocrinus is part. identical with Triad. crinus. The both extends to Mid Devon. in Europe. Coccocrinus in Dev. in Europe. By Annulopetalis just out of this genus Clark says it = These notes relate to Clark's paper on the Beecrafts Crinology.